Method for detecting thickness of frozen soil curtain of urban underground large-scale freezing project

The invention discloses a method for detecting the thickness of a frozen soil curtain of an urban underground large-scale freezing project. The method is suitable for being used in the urban underground large-scale project. The current focusing principle is adopted, the current of an emitting electr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHOU GUOQING, LI RUILIN, YANG JINHONG, ZHONG QINGWEN, XIU YUQI, KUANG LIANFEI, ZHOU XINGYA, ZHAO XIAODONG, WANG ZIJIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING
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